Factors impacting the illness trajectory of post-infectious fatigue syndrome: A qualitative study of adults' experiences. Myalgic encephalomyelitis/chronic fatigue syndrome in the era of the human microbiome: Persistent pathogens drive chronic symptoms by interfering with host metabolism, gene expression, and immunity. Adults age 50 and older should not get the nasal spray flu vaccine. To prevent the flu, the recommends annual flu vaccination for everyone ages 6 months or older. Evaluation of prolonged fatigue post-West Nile virus infection and association of fatigue with elevated antiviral and proinflammatory cytokines. The coronavirus disease 2019 (COVID-19) vaccine might prevent you from getting or from becoming seriously ill or dying due to Flu (influenza). Alternative and complementary therapies.You can learn more about how we ensure our content is accurate and current by reading our editorial policy. We link primary sources - including studies, scientific references, and statistics - within each article and also list them in the resources section at the bottom of our articles. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. Post-viral syndrome may be more prevalent or apparent in people with weakened immune systems. The effects of this response often leave people feeling down, fatigued, and sometimes depressed.Īlmost any viral infection can trigger post-viral syndrome, including: This response causes stress and inflammation in the body. Viruses cause the immune system to respond and attack them. The authors of an earlier study suggest that the symptom of fatigue after a viral infection is due to inflammation in the brain. Some experts believe that it may be due to the lingering effects of the virus as the body continues to clear it out.Īs a study in the journal Frontiers in Pediatrics notes, another theory is that the virus overloads the immune system, causing a reaction that triggers symptoms similar to those of CFS. The medical community is not sure why the symptoms arise. However, while CFS causes symptoms for no apparent reason, the symptoms of post-viral syndrome appear to have their origins in the infection. Many doctors will treat post-viral syndrome in the same way as they treat chronic fatigue syndrome (CFS), as the two can have a similar presentation. The trigger for post-viral syndrome appears to be a reaction to the virus itself. This feeling may linger for days to months after a viral infection. Once the person’s body has removed the virus, post-viral syndrome may make them feel drained of energy and generally unwell. It can develop even after seemingly simple bouts of the flu or the common cold. Share on Pinterest A person with post-viral syndrome may experience trouble concentrating and headaches.Īs the name suggests, post-viral syndrome typically occurs after a person experiences the effects of a virus.
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